GB9319313D0 - Inverse hyperbolic comb filter - Google Patents
Inverse hyperbolic comb filterInfo
- Publication number
- GB9319313D0 GB9319313D0 GB939319313A GB9319313A GB9319313D0 GB 9319313 D0 GB9319313 D0 GB 9319313D0 GB 939319313 A GB939319313 A GB 939319313A GB 9319313 A GB9319313 A GB 9319313A GB 9319313 D0 GB9319313 D0 GB 9319313D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- comb filter
- inverse hyperbolic
- hyperbolic
- inverse
- comb
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
- H04N9/78—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase for separating the brightness signal or the chrominance signal from the colour television signal, e.g. using comb filter
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Processing Of Color Television Signals (AREA)
- Filters That Use Time-Delay Elements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/966,635 US5270803A (en) | 1992-10-26 | 1992-10-26 | Inverse hyperbolic comb filter |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9319313D0 true GB9319313D0 (en) | 1993-11-03 |
GB2271904A GB2271904A (en) | 1994-04-27 |
GB2271904B GB2271904B (en) | 1996-06-12 |
Family
ID=25511676
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9319313A Expired - Fee Related GB2271904B (en) | 1992-10-26 | 1993-09-17 | Inverse hyperbolic comb filter |
Country Status (4)
Country | Link |
---|---|
US (1) | US5270803A (en) |
JP (1) | JP2794156B2 (en) |
DE (1) | DE4336499A1 (en) |
GB (1) | GB2271904B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8910498B2 (en) | 2011-10-25 | 2014-12-16 | 6251374 Canada Inc. | Lockout cabinet |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0218241A3 (en) * | 1985-10-07 | 1988-11-23 | Faroudja Laboratories, Inc. | Bi-dimensional comb filter |
JPS6441392A (en) * | 1987-08-07 | 1989-02-13 | Hitachi Ltd | Three-dimensional yc separation picture equipment |
US4847682A (en) * | 1987-12-18 | 1989-07-11 | North American Philips Corporation | Adaptive comb filter for artifact-free decoding |
JPH0716253B2 (en) * | 1987-12-18 | 1995-02-22 | 日本ビクター株式会社 | Adaptive luminance signal color signal separation device |
JPH0342989A (en) * | 1989-07-10 | 1991-02-25 | Mitsubishi Electric Corp | Luminance signal/chrominance signal separation filter |
JPH0342990A (en) * | 1989-07-10 | 1991-02-25 | Mitsubishi Electric Corp | Luminance signal-chrominance signal separation filter |
CA2015587C (en) * | 1990-04-27 | 1996-12-03 | Chon Tam Le Dinh | Separable diamond shaped multidimensional filters for composite video endocing/decoding applications |
JPH0750847A (en) * | 1990-04-27 | 1995-02-21 | Centre De Rech Ind Du Quebec | Separable diamond-shaped multidimensional filter for complex video coding / decoding use |
-
1992
- 1992-10-26 US US07/966,635 patent/US5270803A/en not_active Expired - Fee Related
-
1993
- 1993-09-17 GB GB9319313A patent/GB2271904B/en not_active Expired - Fee Related
- 1993-10-20 JP JP5285894A patent/JP2794156B2/en not_active Expired - Lifetime
- 1993-10-26 DE DE4336499A patent/DE4336499A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB2271904B (en) | 1996-06-12 |
GB2271904A (en) | 1994-04-27 |
JPH06225331A (en) | 1994-08-12 |
JP2794156B2 (en) | 1998-09-03 |
US5270803A (en) | 1993-12-14 |
DE4336499A1 (en) | 1994-04-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20000917 |